Masimo PVi® Receives FDA Clearance as an Indicator of Fluid Responsiveness on Mechanically Ventilated Patients August 14, 2020 Los Angeles Biotechnology Network News Los Angeles Biotech News Comments Off on Masimo PVi® Receives FDA Clearance as an Indicator of Fluid Responsiveness on Mechanically Ventilated Patients IRVINE, Calif.–(BUSINESS WIRE)–Masimo PVi receives FDA clearance as a continuous, noninvasive, dynamic indicator of fluid responsiveness.